CVE-2026-84389

{"id": "CVE-2026-84389", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-84389", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-09-09T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@fortinet.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.1, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 1.6}]}, "affected": [{"source": "psirt@fortinet.com", "affectedData": [{"cpes": ["cpe:2.3:a:fortinet:fortisiem:7.5.1:*:*:*:*:*:*:*", "cpe:2.3:a:fortinet:fortisiem:7.5.0:*:*:*:*:*:*:*", "cpe:2.3:a:fortinet:fortisiem:7.4.2:*:*:*:*:*:*:*", "cpe:2.3:a:fortinet:fortisiem:7.4.1:*:*:*:*:*:*:*"], "vendor": "Fortinet", "product": "FortiSIEM", "versions": [{"status": "affected", "version": "7.5.0", "versionType": "semver", "lessThanOrEqual": "7.5.1"}, {"status": "affected", "version": "7.4.1", "versionType": "semver", "lessThanOrEqual": "7.4.2"}], "defaultStatus": "unaffected"}]}], "published": "2026-09-08T17:18:37.410", "references": [{"url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-169", "source": "psirt@fortinet.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "psirt@fortinet.com", "description": [{"lang": "en", "value": "CWE-601"}]}], "descriptions": [{"lang": "en", "value": "A url redirection to untrusted site ('open redirect') vulnerability in Fortinet FortiSIEM 7.5.0 through 7.5.1, FortiSIEM 7.4.1 through 7.4.2 may allow attacker to execute unauthorized code or commands via <insert attack vector here>"}], "lastModified": "2026-09-10T04:18:17.983", "sourceIdentifier": "psirt@fortinet.com"}